/*
 * MIT License
 *
 * Copyright (c) 2017-2019 nuls.io
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in all
 * copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
 * SOFTWARE.
 *
 */
package io.nuls.contract.vm.code;

import java.util.Map;

public class ClassCodes {

    private final Map<String, ClassCode> classCodeMap;

    public ClassCodes(Map<String, ClassCode> classCodeMap) {
        this.classCodeMap = classCodeMap;
    }

    public boolean instanceOf(final ClassCode classCode, final String interfaceName) {
        if (classCode.interfaces.contains(interfaceName)) {
            return true;
        } else {
            if (classCode.superName != null) {
                final ClassCode superClassCode = classCodeMap.get(classCode.superName);
                if (superClassCode != null) {
                    return instanceOf(superClassCode, interfaceName);
                } else {
                    return false;
                }
            } else {
                return false;
            }
        }
    }

}
